84488877 has 24 divisors (see below), whose sum is σ = 140144160. Its totient is φ = 48509280.

The previous prime is 84488869. The next prime is 84488881. The reversal of 84488877 is 77888448.

It is a happy number.

84488877 is a `hidden beast` number, since 84 + 488 + 87 + 7 = 666.

It is not a de Polignac number, because 84488877 - 2³ = 84488869 is a prime.

It is a super-2 number, since 2×84488877² = 14276740673442258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84488777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20578 + ... + 24339.

It is an arithmetic number, because the mean of its divisors is an integer number (5839340).

Almost surely, 2^84488877 is an apocalyptic number.

It is an amenable number.

84488877 is a deficient number, since it is larger than the sum of its proper divisors (55655283).

84488877 is a wasteful number, since it uses less digits than its factorization.

84488877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44953 (or 44950 counting only the distinct ones).

The product of its digits is 3211264, while the sum is 54.

The square root of 84488877 is about 9191.7831240734. The cubic root of 84488877 is about 438.7998925414.

The spelling of 84488877 in words is "eighty-four million, four hundred eighty-eight thousand, eight hundred seventy-seven".